There are two versions of MultiCharts with different programming languages.1) MultiCharts using PowerLanguage/EasyLanguage. PowerLanguage is 99 % compatible with EasyLanguage (object oriented EL programming is not supported). You can import TS studies into MultiCharts, sometimes small code modifications are required.[FAQ] EasyLanguage / PowerLanguage2) MultiCharts .Net using C#/Visual Basic .Net provides more opportunities for experienced coders.C# for the Beginner